16450529 has 2 divisors, whose sum is σ = 16450530. Its totient is φ = 16450528.

The previous prime is 16450519. The next prime is 16450571. The reversal of 16450529 is 92505461.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13890529 + 2560000 = 3727^2 + 1600^2 .

It is an emirp because it is prime and its reverse (92505461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16450529 - 2¹² = 16446433 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16450495 and 16450504.

It is not a weakly prime, because it can be changed into another prime (16450519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8225264 + 8225265.

It is an arithmetic number, because the mean of its divisors is an integer number (8225265).

Almost surely, 2^16450529 is an apocalyptic number.

It is an amenable number.

16450529 is a deficient number, since it is larger than the sum of its proper divisors (1).

16450529 is an equidigital number, since it uses as much as digits as its factorization.

16450529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 16450529 is about 4055.9251718936. The cubic root of 16450529 is about 254.3274807553.

The spelling of 16450529 in words is "sixteen million, four hundred fifty thousand, five hundred twenty-nine".